- Dec 1 Angelique Bates, American Actress (All That), born in Los Angeles, California
- Dec 2 Yvonne Catterfeld, German pop and soul singer, and actress, born in Erfurt, East Germany
- Dec 3 Rainbow Sun Francks, Canadian actor (Stargate Atlantis), born in Toronto, Ontario
- Dec 3 Tiffany Haddish, American comedian and actress (Girls Trip), born in Los Angeles, California
- Dec 5 Nick Stahl, American actor (Terminator 3: Rise of the Machines), born in Harlingen, Texas
- Dec 7 Ayako Fujitani, Japanese actress and writer, born in Osaka, Japan
- Dec 7 Jennifer Carpenter, American actress (Debra Morgan-Dexter), born in Louisville, Kentucky
- Dec 10 Matt Bentley, American professional wrestler (TNA), born in Clinton, Iowa
- Dec 11 Rider Strong, American actor, writer and director (Boy Meets World), born in San Francisco, California
- Dec 14 Sophie Monk, Australian actress, singer, and model, born in London
- Dec 15 Adam Brody, American actor (The O.C.), born in San Diego, California
- Dec 15 Eric Young, Canadian professional wrestler
- Dec 16 Jessie Ward, American professional wrestler
- Dec 17 Jaimee Foxworth, American actress (Family Matters, 1989-93 - "Judy"), born in Belleville, Illinois
- Dec 19 Paola Rey, Colombian actress
- Dec 21 Tuva Novotny, Swedish actress, singer, and television director, born in Stockholm, Sweden
Holly Madison (44 years old)
Dec 23 American model and TV personality (The Girls Next Door; Holly's World), born in Astoria, Oregon
- Dec 23 Summer Altice, American model and actress, born in Fountain Valley, California
- Dec 24 Chris Hero, American professional wrestler, born in Dayton, Ohio
- Dec 27 Siobhán McSweeney, Irish actress and TV presenter (Derry Girls), born in Aherla, Ireland
- Dec 29 Diego Luna, Mexican actor (Andor), born in Toluca, Mexico
- Dec 31 Elaine Cassidy, Irish actress, born in Raheny, Republic of Ireland
About December 1979
How Old? 44 years old
Generation: Generation X
Leap Year: No
Chinese Zodiac: Goat/Sheep
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Actors
Actresses
Comedians
Directors
Models
TV Stars